NEUTRON DIFFRACTION STUDY OF THE STRUCTURE OF SOME ALUMINIUM- TRANSITION METAL NON PERIODIC CRYSTALS R. BELLISSENT, F. BOUREE-VIGNERON et P. SAINFORT J. Phys. Colloques, 47 C3 (1986) C3-361-C3-369 DOI: 10.1051/jphyscol:1986337